Proportional Relationships

Supports the following Standards of Mathematical Practice

• 1 Make sense of problems and persevere in solving them.

• 2 Reason abstractly and quantitatively.

• 4 Model with mathematics.

• 5 Use appropriate tools strategically.

• 6 Attend to precision.

• 7 Look for and make use of structure.

## Collection Contents

### 8.EE.5 Curriculum Unit

by Allen Wolmer

Worksheet, Formative Assessment, and Activities from orgLib.comThese worksheets can be used in multiple modes. See this page for how it works: http://www.orglib.com/howitworks_s.html
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### Proportional Relationships

by Lani deGuia

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### Pythagorean Theorem and Similar Triangles: Karlie Turner- Lesson Plan 3

by Karlie Turner

Math Lesson plan on the Pythagorean Theorem and Similar Triangles The student will be able to calculate understand and apply the Pythagorean Theorem and use similar triangles to solve real world problems that include height and distances. Learning to use the Pythagorean Theorem and similar triangles is important because it helps students learn to use math in everyday situations.
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### 2.1 - 2.6: Unit on Proportional Reasoning, Rates, Ratios and Percents

by Kevin Hall

An entire unit of activities for proportional reasoning (including percents). Designed for classes that need to re-teach a lot of middle school content while also meeting high school Algebra I objectives. Also a great resource for middle school teachers. The approach mixes direct instruction with guided inquiry and real-life applications. Students won't get lost, but they will construct some of the concepts themselves and see how the material applies to their lives.
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